cpython/Lib/dos-8x3/test_fil.py

46 lines
893 B
Python

from test_support import TESTFN
from UserList import UserList
# verify writelines with instance sequence
l = UserList(['1', '2'])
f = open(TESTFN, 'wb')
f.writelines(l)
f.close()
f = open(TESTFN, 'rb')
buf = f.read()
f.close()
assert buf == '12'
# verify writelines with integers
f = open(TESTFN, 'wb')
try:
f.writelines([1, 2, 3])
except TypeError:
pass
else:
print "writelines accepted sequence of integers"
f.close()
# verify writelines with integers in UserList
f = open(TESTFN, 'wb')
l = UserList([1,2,3])
try:
f.writelines(l)
except TypeError:
pass
else:
print "writelines accepted sequence of integers"
f.close()
# verify writelines with non-string object
class NonString: pass
f = open(TESTFN, 'wb')
try:
f.writelines([NonString(), NonString()])
except TypeError:
pass
else:
print "writelines accepted sequence of non-string objects"
f.close()